Noun. 1. drainage basin-the entire geographical area drained by a river and its tributaries; an area characterized by all runoff being conveyed to the same outlet; flood control in the Missouri basin. catchment area, catchment basin, drainage area, river basin, watershed, basin.
Milkman syndrome. a generalized bone disease marked by multiple transparent stripes of absorption in the long and flat bones. Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition.
Milk allergy is caused when the immune system (IS), which is there to protect us from bacteria and infections, mistakenly marks one or more of the 25 proteins found in milk to be harmful. Therefore it initiates a response to fight against the milk protein/s.